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__detach_mounts(): lookup_mountpoint() can't return ERR_PTR() anymore

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... not since 1e9c75fb9c ("mnt: fix __detach_mounts infinite loop")

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2019-06-29 12:06:51 -04:00
parent 1cfb7072c1
commit adc9b5c091
1 changed files with 1 additions and 1 deletions
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2
fs/namespace.c
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@ -1625,7 +1625,7 @@ void __detach_mounts(struct dentry *dentry)
namespace_lock();
lock_mount_hash();
mp = lookup_mountpoint(dentry);
if (IS_ERR_OR_NULL(mp))
if (!mp)
goto out_unlock;
event++;